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59 results about "Drugs types" patented technology

Drugs under international control include amphetamine-type stimulants, coca/cocaine, cannabis, hallucinogens, opiates and sedative hypnotics. Countries have decided to control these drugs because they pose a threat to health.

Preparation method of multistage drug release carrier compounded by gelatin microspheres and calcium phosphate cement

InactiveCN101564556ARealize multi-level releaseAchieve timingBone implantGelatin microspheresEmulsion
A preparation method of a multistage drug release carrier compounded by gelatin microspheres and calcium phosphate cement takes plant oil as continuous phase, disperses the aqueous solution of gelatin in the plant oil to form emulsion and obtains the gelatin microspheres of different grain diameters by controlling the temperature and stirring time of the plant oil; corresponding substances is weighed according to the mass rate (5-20): (95-80) of the gelatin microspheres to the calcium phosphate cement powder, compound powders are obtained after uniform mixing and formulates compound powder sizing agent is prepared by blending NaH2PO4 with the mass percent concentration being 0.8 percent with the compound powder under room temperature for 60-90s; and the blended sizing agent is filled into a mold to be solidified for 1-2h under the conditions of constant temperature of 37 DEG C and 100 percent humidity and finally the compound carrier is obtained. The gelatin microspheres and the bone cement are compounded to construct the drug release compound carrier and encapsulated drug types are designed according to the difference of degradation rates of the gelatin microspheres, so as to realize the timed and quantitative release of different drugs, and simultaneously, as a bone repair support, the drug release carrier can finally substitute a calcium phosphate cement carrier support.
Owner:TIANJIN UNIV

Method for predicating embryotoxicity of non-steroidal anti-inflammatory drug type novel pollutants on early-phase life stage of zebra fish

ActiveCN105044317AAddressing non-reflective typical NSAID sewage biotoxicityBiological testingLife stageFish embryo
The invention discloses a method for predicating the embryotoxicity of non-steroidal anti-inflammatory drug type novel pollutants on an early-phase life stage of zebra fish. The method comprises the following steps: exposing zebra fish embryos in the non-steroidal anti-inflammatory drug type novel pollutants which have equal logarithm space concentrations; recording the death rate and the aberration rate of the zebra fish embryos 7 days after exposing; and calculating by using SPSS software to obtain corresponding LC50 and teratogenetic EC50, which are used for evaluating the toxicity of the non-steroidal anti-inflammatory drug type novel pollutants. With the adoption of the method, the toxicity feature and the toxicity level of the non-steroidal anti-inflammatory drug type novel pollutants are subjected to an analytical test and quantitative description; and meanwhile, the method also can be used as an index for monitoring and evaluating the wastewater biological toxicity of non-steroidal anti-inflammatory drugs, and reference is provided for risk predication and evaluation of the potential biological toxicity of the pollutants in a water body.
Owner:GUANGDONG INST OF MICROBIOLOGY GUANGDONG DETECTION CENT OF MICROBIOLOGY

Intelligent classified storage management system for drug types

The invention discloses an intelligent classified storage management system for medicines, comprising a storage space partitioning module, a medicines sales statistics module, a storage path module, amedicines storage module, a storage space detection module, a cloud server and a display terminal; the storage space partitioning module comprises a storage space partitioning module, a medicines sales statistics module, a storage path module, a medicines storage module, a storage space detection module, a cloud server and a display terminal. The storage space partition module is connected with the drug sales statistics module, and the cloud server is connected with the storage space partition module, the drug sales statistics module, the storage path module, the storage space detection module, the drug warehousing module and the display terminal. The invention can partition the storage space of each drug under each drug type, the rationality of storage space is improved, The invention can reasonably allocate the storage space between each storage sub-unit, meet the storage demand, and judge whether the transportation path of each drug stored in each storage sub-unit is correct, thusimproving the judgment of the correctness of the drug storage path, realizing the intelligent classification storage of drugs, improving the storage efficiency and accuracy, and facilitating the management of drugs.
Owner:SHENZHEN NANSHUO MINGTAI TECH CO LTD

Embedded type graded drug release three-dimensional rack and preparation method thereof

The invention relates to an embedded type graded drug release three-dimensional rack and a preparation method of the rack. A rack inner-layer shaped body with high porosity is wrapped by a rack outer-layer shaped body with low porosity to form an embedded bi-layer structural rack. The classes of drugs carried by the inner layer and the outer layer of the rack are different. The graded distribution of drug classes and the graded distribution of rack microstructures are realized in the same rack, thereby obtaining the embedded two-graded drug release artificial rack. The preparation process of the multi-graded drug release rack comprises the three steps, namely, (1) freeze-forming of the drug carrying rack inner-layer shaped body; (2) freeze-forming of the drug carrying rack outer-layer wrapping shaped body; and (3) drying the embedded rack in a low temperature and vacuum. In the embedded multi-layer rack prepared in the invention, the content of calcium phosphate and the drug classes in a composite slurry used in each layer of the rack are respectively different; the degradation rate of the rack is related to the solid content of solid phase; as the solid content of the slurry is different, the degradation rate of the prepared rack is different; and the release rate of the drug is influenced by the rack degradation.
Owner:SHANGHAI UNIV

Intelligent management cabinet for poisonous and anesthetic drugs

The invention discloses an intelligent management cabinet for poisonous and anesthetic drugs, which comprises a cabinet body, a control assembly and a plurality of drug storage cells, and is characterized in that each drug storage cell is controlled to be opened and locked through an electromagnetic lock; the control assembly comprises a touch screen computer and an identity recognizer, and the identity recognizer and the electromagnetic lock are both connected with the touch screen computer; the touch screen computer can achieve the following steps that when identity information input by an anesthesia nurse is detected, the identity information is verified, and the corresponding drug storage cells are opened after the identity information passes verification; after the drug is replaced, the taking permission of each drug storage cell input by the anesthesia nurse is obtained; when the identity information input by an anesthetist is detected, the identity information is verified, and the operation room number, the drug box and drug types and the base number corresponding to the authority of the anesthetist are displayed after the verification is passed; and after confirmation operation of the anesthetist is received, the corresponding drug storage cells are opened. The system achieves the intelligent management of toxic and numb drugs, and improves the work efficiency.
Owner:ZHUJIANG HOSPITAL SOUTHERN MEDICAL UNIV

Methods and apparatuses for prediction of mechanism of activity of compounds

A platform configured to predict type or family of an unknown drug candidate compound, the platform including: a living cell or a tissue; a detector that measures an indicator of a cellular response by the living cell or tissue upon exposure to the unknown drug candidate compound; a memory configured to store data related to the indicator of the cellular response detected by the detector from a library of drug types and/or families; and one or more processing unit(s) configured to: process the data related to the indicator of the cellular response of the living cell or tissue upon exposure to the unknown drug candidate compound, and compare cellular response data from the library of drug types and/or families, so that a drug type and/or a drug family and/or a mechanism of action of the unknown drug candidate compound can be predicted on the basis of a similarity between the detected cellular response data of the unknown drug candidate compound and the cellular response data of the library of drug types and/or families. Also disclosed are methods of screening an unknown drug, including: comparing the data measured from a test cell to corresponding cellular response data in a library of known drug types, and determining a relationship between the unknown drug and a known drug type or a known drug family to predict the type or family of the unknown drug.
Owner:RGT UNIV OF CALIFORNIA +1

Drug-loaded guided tissue regeneration membrane and preparation method thereof

The invention provides a drug-loading type guided tissue regeneration membrane and preparation method thereof. Polycaprolactone and other biodegradable aliphatic polyesters are used as raw materials and added with an antibacterial drug, and the materials are prepared into a single-layer guided tissue regeneration membrane through an electrospinning method. Or, polycaprolactone and degradable aliphatic polyester material are used as a dense layer, degradable natural polymer material and bio active particles are used as a loose layer, and an antibacterial drug is added to the dense layer; and the layers are prepared into a double-layer guided tissue regeneration membrane with different pore structures and biological activity through a layer by layer electrostatic spinning method. The membrane material provided by the invention has excellent biocompatibility, mechanical properties and degradation property consistent with tissue repair process, can effectively prevent the growth of fibroblasts towards tissue defects, at the same time promote the regeneration repair of tissue, does not have to taken out through a secondary operation; and the membrane material can effectively inhibit bacteria infection and inflammation after the operation, can be widely used in medical fields, such as guided tissue regeneration, postoperative adhesion prevention and drug delivery membrane.
Owner:BEIJING UNIV OF CHEM TECH +1
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